פּוּרְסָא

פּוּרְסָאm. (פְּרַס I) division, arrangement, order, proper time (cmp. קֵץ). Sabb.129b פ׳ דדמא כלוכ׳ the order (proper period) for blood-letting is every thirty days; פ׳ דדמא חדוכ׳ the order (proper day) for blood-letting is the first day of the week Gitt.37a (explaining פרוסבול) פ׳ דמילתא the arrangement (institution) of a measure.